Accrued Expenses and Other (Accrued Expenses and Other) (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Mar. 31, 2016
Other Liabilities Disclosure [Abstract]
Compensation and benefits	$ 2,431	$ 1,794
Sales tax	213	913
Contract costs	223	586
Legal and professional fees	2,262	2,348
Warranty	449	554
Other accruals	410	391
Total	$ 5,988	6,586
Loss contingency		$ 1,400