Income Taxes (Schedule Of Income Tax Provision (Benefit)) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 25, 2011	Dec. 26, 2010	Dec. 27, 2009
Income Taxes [Abstract]
Current, U.S Federal	$ 0.1		$ 0.1
Current, U.S. state and local	0.1	0.4	0.1
Current, Foreign	24.5	25.1	5.3
Current, Total	24.7	25.5	5.5
Deferred, U.S federal	1.8	(1.2)	1.8
Deferred, U.S state and local	(1.4)	0.5	0.3
Deferred, Foreign	(12.9)	(3.3)	(10.7)
Deferred Income Tax Expense (Benefit), Total	(12.5)	(4.0)	(8.6)
U.S. federal	1.9	(1.2)	1.9
U.S. state and local	(1.3)	0.9	0.4
Foreign	11.6	21.8	(5.4)
Total income tax provision (benefit)	$ 12.2	$ 21.5	$ (3.1)