Contingencies and Legacy Environmental Commitments (Tables)

9 Months Ended

Dec. 31, 2014

Commitments And Contingencies Disclosure [Abstract]

Schedule of Environmental Activity

The environmental activity is summarized as follows:

Balance at March 31, 2014	$	10,323
Environmental costs incurred		(701	)
Interest accretion		221
Reduction of environmental reserve-Part of Federal Labs site subject to the 2001 Consent Order		(412	)
Balance at December 31, 2014	$	9,431