Restructuring and Related Activities - Restructuring Accrual Activities (Details) $ in Millions	9 Months Ended
	Sep. 30, 2015 USD ($)
Restructuring Reserve [Roll Forward]
Severance and other restructuring reserve, beginning balance	$ 13.9
Restructuring charges	9.9
Payments	(15.9)
Other, including foreign currency	(0.6)
Severance and other restructuring reserve, ending balance	7.3
Severance Pay and Benefits
Restructuring Reserve [Roll Forward]
Severance and other restructuring reserve, beginning balance	10.9
Restructuring charges	8.8
Payments	(14.2)
Other, including foreign currency	(0.4)
Severance and other restructuring reserve, ending balance	5.1
Contract Termination and Other Costs
Restructuring Reserve [Roll Forward]
Severance and other restructuring reserve, beginning balance	3.0
Restructuring charges	1.1
Payments	(1.7)
Other, including foreign currency	(0.2)
Severance and other restructuring reserve, ending balance	$ 2.2