Other Expense, Net (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 30, 2013	Mar. 31, 2012
Other Expense, Net Disclosure
Interest Income	$ 7.2	$ 6.4
Interest Expense	(64.4)	(57.7)
Other Items, Net	13.0	0.9
Other Expense, Net	(44.2)	(50.4)
Fair value of available-for-sale investments contributed to defined benefit plans	27.1
Available-for-sale Securities, Gross Realized Gains	$ 11.0