Income Taxes (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Income Taxes [Abstract]
Effective income tax rate (in hundredths)	63.00%	32.40%	38.50%	31.90%
Domestic Tax Jurisdiction Member]
Valuation Allowance [Line Items]
Deferred tax asset, valuation allowance	$ 15.4		$ 15.4
Foreign Tax [Member]
Valuation Allowance [Line Items]
Deferred tax asset, valuation allowance	$ 44.8		$ 44.8