Income Taxes (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Mar. 31, 2015
Income Tax Disclosure [Abstract]
Effective income tax rate (percent)	34.80%	40.60%
Net operating loss carryforwards	$ 53.0
Operating loss carryforwards, limitation on use, annual amount	33.6
Uncertain tax liability	$ 3.4		$ 3.4