Commitments and Contingencies - Additional Information (Details) $ in Thousands	1 Months Ended	12 Months Ended
	Jan. 31, 2012	Mar. 31, 2016 USD ($) Company	Mar. 31, 2015 USD ($)	Mar. 31, 2014 USD ($)
Loss Contingencies [Line Items]
Rent expense		$ 2,400	$ 2,400	$ 1,800
Length of warranty (in years)		1 year
Companies named as Potentially Responsible Parties | Company		100
Percent of contribution to the total waste	0.50%
Omega Chemical Site PRP Organized Group
Loss Contingencies [Line Items]
Payments for legal expenses and remediation costs		$ 62