Restructuring Plans (Reserve Rollforward) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Restructuring Reserve [Roll Forward]
Beginning balance			$ 22.6
Additional accruals	$ 5.6	$ 1.9	19.0	$ 12.4
Cash payments			(27.7)
Ending balance	13.9		13.9
Employee Termination Costs
Restructuring Reserve [Roll Forward]
Beginning balance			17.9
Additional accruals	4.8		13.3
Cash payments			(21.6)
Ending balance	9.6		9.6
Property Costs
Restructuring Reserve [Roll Forward]
Beginning balance			1.7
Additional accruals	0.1		1.9
Cash payments			(2.3)
Ending balance	1.3		1.3
Other
Restructuring Reserve [Roll Forward]
Beginning balance			3.0
Additional accruals	0.7		3.8
Cash payments			(3.8)
Ending balance	$ 3.0		$ 3.0