Restructuring and Impairment Charges (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		15 Months Ended	3 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013 Europe segment [Member]	Jun. 30, 2013 Cost of Sales [Member]	Jun. 30, 2013 Restructuring Expense [Member]
Restructuring Cost [Line Items]
Asset Impairment Charges			$ 24.1
Restructuring and repositioning expenses [Abstract]
Employee severance and related benefits	0.3	4.5	15.1
Accelerated depreciation	2.2	0
Other repositioning costs	0.2	0.1	4.6
Total restructuring and repositioning expenses	2.7	4.6		2.2	0.5
Accrued Restructuring Liability [Roll Forward]
Beginning Balance	11.6	0
Additions	0.3	4.5
Payments	(0.6)	(0.2)
Effect of exchange rate changes	0.1	0
Ending Balance	$ 11.4	$ 4.3