Income Taxes (Provision For Income Taxes) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Current:
Federal	$ 41.5	$ 26.7	$ 16.7
State	2.9	3.3	1.0
Foreign	131.8	134.4	55.3
Total current	176.2	164.4	73.0
Deferred:
Increase in the valuation allowance for deferred tax assets	0.5	0.2	0.1
Other deferred tax (benefit) expense	(10.3)	(15.3)	86.5
Total deferred	(9.8)	(15.1)	86.6
Provision for income taxes	$ 166.4	$ 149.3	$ 159.6