Pensions Net Benefit Cost (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 30, 2013	Mar. 31, 2012
Pension Plans, Defined Benefit [Member]
Components of Net Benefit Cost (Income)
Service Cost-Benefits Earned	$ 3.6	$ 3.1
Interest Cost on Benefit Obligation	12.0	12.8
Expected Return on Plan Assets	(13.2)	(13.8)
Amortization of Actuarial Net Loss (Gain)	2.8	1.7
Amortization of Prior Service Benefit	(0.1)	0
Special Termination Benefits	0.1	0.2
Net Periodic Benefit Cost (Income)	5.2	4.0
Other Postretirement Benefits [Member]
Components of Net Benefit Cost (Income)
Service Cost-Benefits Earned	0.2	0.2
Interest Cost on Benefit Obligation	0.4	0.5
Amortization of Actuarial Net Loss (Gain)	0.1	0
Net Periodic Benefit Cost (Income)	$ 0.7	$ 0.7