Assets Held for Sale (Details) (Property, Plant and Equipment, Other Types [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
	Mar. 31, 2015
Property, Plant and Equipment, Other Types [Member]
Long Lived Assets Held-for-sale [Line Items]
Assets Held-for-sale, Long Lived, Fair Value Disclosure	$ 14.3
Asset Held-for-Sale Estimated Selling Cost	$ 0.3