Provision For Restructuring (Schedule Of Restructuring Accrual Activity) (Details) (USD $)	12 Months Ended
	Dec. 25, 2011		Dec. 26, 2010
Restructuring Cost and Reserve [Line Items]
Accrual at Beginning of Year	$ 7,522,000		$ 4,291,000
Charged to Earnings	21,443,000		9,512,000
Charge Reversed to Earnings	(636,000)		(1,301,000)
Cash Payments	(10,352,000)		(4,885,000)
Other			107,000
Exchange Rate Changes	(365,000)		(202,000)
Accrual at End of Year	17,612,000		7,522,000
Lease termination costs			600,000
Deferred rent charge			100,000
Global Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Charged to Earnings	19,400,000
Restructing plan lease accrual and other costs and other related transactions	500,000
Global Restructuring Plan [Member] | Severance And Other Employee-Related Charges [Member]
Restructuring Cost and Reserve [Line Items]
Charged to Earnings	11,382,000
Charge Reversed to Earnings	(267,000)
Cash Payments	(1,268,000)
Exchange Rate Changes	(137,000)
Accrual at End of Year	9,710,000
Global Restructuring Plan [Member] | Other Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Charged to Earnings	519,000	[1]
Cash Payments	(519,000)	[1]
SG&A Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Charged to Earnings	9,300,000
Operating facility closing and lease modification charge	2,200,000
SG&A Restructuring Plan [Member] | Severance And Other Employee-Related Charges [Member]
Restructuring Cost and Reserve [Line Items]
Accrual at Beginning of Year	6,660,000		2,810,000
Charged to Earnings	7,147,000		7,732,000
Charge Reversed to Earnings	(132,000)		(739,000)
Cash Payments	(6,718,000)		(3,005,000)
Exchange Rate Changes	(239,000)		(138,000)
Accrual at End of Year	6,718,000		6,660,000
SG&A Restructuring Plan [Member] | Other Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Charged to Earnings	2,214,000	[2]
Charge Reversed to Earnings	(11,000)	[2]
Cash Payments	(1,095,000)	[2]
Exchange Rate Changes	1,000	[2]
Accrual at End of Year	1,109,000	[2]
Manufacturing Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Charged to Earnings	45,000
Lease termination costs	100,000
Manufacturing Restructuring Plan [Member] | Severance And Other Employee-Related Charges [Member]
Restructuring Cost and Reserve [Line Items]
Accrual at Beginning of Year	719,000		1,481,000
Charged to Earnings	69,000		1,203,000
Charge Reversed to Earnings	(215,000)		(562,000)
Cash Payments	(583,000)		(1,339,000)
Exchange Rate Changes	10,000		(64,000)
Accrual at End of Year			719,000
Manufacturing Restructuring Plan [Member] | Other Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Accrual at Beginning of Year	143,000	[3],[4]
Charged to Earnings	112,000	[3]	577,000	[4]
Charge Reversed to Earnings	(11,000)	[3]
Cash Payments	(169,000)	[3]	(541,000)	[4]
Other			107,000	[4]
Accrual at End of Year	$ 75,000	[3]	$ 143,000	[3],[4]

[1] During 2011, there was a net charge to earnings of $0.5 million primarily due to lease termination costs, inventory and equipment moving costs, restructuring agent costs, legal costs, and gains/losses on sale of assets in connection with the restructuring plan.

[2] During 2011, there was a net charge to earnings of $2.2 million primarily due to the closing of an operating facility and one-time payment related to a lease modification for an operating facility as well as lease payment accruals after exiting one of our facilities.

[3] During 2010, costs were recorded due to the closing of a manufacturing facility. For the year ended 2011, there was a net charge to earnings of $0.1 million due to other exit costs associated with the manufacturing closings.

[4] During 2010, lease termination and other exit costs of $0.6 million were recorded due to the closing of a manufacturing facility, which were partially offset by a deferred rent charge of $0.1 million previously incurred in prior periods for the manufacturing facility.