Goodwill And Other Intangible Assets (Prior Year Impairment Evaluation) (Details) (Hospital Piping Business [Member], Finite-Lived Intangible Assets [Member], USD $) In Millions, unless otherwise specified	9 Months Ended
	Dec. 31, 2012
Hospital Piping Business [Member] | Finite-Lived Intangible Assets [Member]
Finite Lived Intangible Assets [Line Items]
Impairment of Intangible Assets (Excluding Goodwill)	$ 1.7