Retirement Plans (Schedule Of Reconciliation Of Funded Status Of The Defined Benefit Pension Plans) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Dec. 31, 2010
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Pension And Other Postretirement Benefit Plans Accumulated Other Comprehensive Income Loss Net Gains Losses Tax	$ 64.9	$ 51.1
Obligation at beginning of period	158.6	147.2
Service cost	2.5	2.5	2.1
Interest cost	7.9	7.9	6.9
Actuarial loss	19.1	7.3
Plan amendments	0.1	0.1
Benefits paid	(7.3)	(5.6)
Defined Benefit Plan, Curtailments	0	(1.7)
Foreign currency translation	0.3	(0.6)
Acquisitions/other	0	1.5
Obligation at end of period	181.2	158.6	147.2
Fair value of plan assets at beginning of period	94.4	94.5
Actual return on plan assets	10.5	(0.6)
Employer contributions	11.7	6.5
Foreign currency translation	0.2	(0.4)
Fair value of plan assets at end of period	109.5	94.4	94.5
Funded status	(71.70)	(64.20)
Asset Retirement Obligation, Liabilities Settled	(7.3)	(5.6)
Pension And Other Postretirement Benefit Plans Accumulated Other Comprehensive Income Loss Net Prior Service Cost Credit Tax	$ 1.8	$ 1.9