Restructuring Plans (Reserve Rollforward) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Restructuring Reserve [Roll Forward]
Beginning balance			$ 22.6
Additional accruals	$ 5.2	$ 4.9	13.4	$ 10.5
Cash payments			(16.8)
Non-cash expense			(1.0)
Ending balance	18.2		18.2
Employee Termination Costs
Restructuring Reserve [Roll Forward]
Beginning balance			17.9
Additional accruals	3.2		8.5
Cash payments			(11.3)
Non-cash expense			0.1
Ending balance	15.2		15.2
Property Costs
Restructuring Reserve [Roll Forward]
Beginning balance			1.7
Additional accruals	0.3		1.8
Cash payments			(1.6)
Non-cash expense			0.2
Ending balance	2.1		2.1
Other
Restructuring Reserve [Roll Forward]
Beginning balance			3.0
Additional accruals	1.7		3.1
Cash payments			(3.9)
Non-cash expense			(1.3)
Ending balance	$ 0.9		$ 0.9