Restructuring Activities (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2014
Restructuring and repositioning expenses [Abstract]
Employee severance and related benefits									$ 12.8	$ 1.2	$ 14.8
Accelerated depreciation									0.0	0.0	4.3
Other restructuring and repositioning expenses									3.8	3.5	1.3
Total									16.6	4.7	20.4
Changes in accrued severance [Roll Forward]
Beginning balance				$ 9.9				$ 19.4	9.9	19.4
Additions									12.8	1.2
Payments									(8.5)	(7.3)
Effect of exchange rate changes									0.5	(3.4)
Ending balance	$ 14.7				$ 9.9				14.7	9.9	19.4
Other [Abstract]
Restructuring expenses	11.4	$ 1.6	$ 1.0	$ 2.6	1.0	$ 1.9	$ 1.0	$ 0.8	16.6	4.7	16.1
Asset impairment charges	9.9				7.8				9.9	7.8	3.2
Assets held for sale	$ 8.5				$ 3.2				8.5	3.2
Proceeds from the sale of assets									0.4	7.6	2.9
Gain on the sale of assets						$ 3.2			0.0	3.2	0.0
Cost of Sales [Member]
Restructuring and repositioning expenses [Abstract]
Total											4.3
Europe Segment [Member]
Other [Abstract]
Asset impairment charges									$ 9.9		2.0
Proceeds from the sale of assets										5.8
Gain on the sale of assets										$ 3.2
America Segment [Member]
Other [Abstract]
Asset impairment charges											$ 1.2