Goodwill and Intangible Assets (Schedule of Goodwill) (Details) $ in Millions	3 Months Ended
	Mar. 31, 2016 USD ($)
Gross balance at Period Start	$ 181.6
Accumulated impairments	(89.3)
Net balance at Period Start	92.3
Foreign exchange	2.6
Gross balance at Period End	184.2
Accumulated impairments	(89.3)
Net balance at Period End	94.9
South America [Member]
Gross balance at Period Start	68.9
Accumulated impairments	0.0
Net balance at Period Start	68.9
Foreign exchange	2.0
Gross balance at Period End	70.9
Accumulated impairments	0.0
Net balance at Period End	70.9
Europe Middle East & Africa [Member]
Gross balance at Period Start	27.7
Accumulated impairments	(6.9)
Net balance at Period Start	20.8
Foreign exchange	0.6
Gross balance at Period End	28.3
Accumulated impairments	(6.9)
Net balance at Period End	21.4
Asia Pacific [Member]
Gross balance at Period Start	85.0
Accumulated impairments	(82.4)
Net balance at Period Start	2.6
Foreign exchange	0.0
Gross balance at Period End	85.0
Accumulated impairments	(82.4)
Net balance at Period End	$ 2.6