Annual report pursuant to Section 13 and 15(d)

Inventories (Details)

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Inventories (Details) - USD ($)
$ in Thousands
Mar. 31, 2016
Mar. 31, 2015
Inventory Disclosure [Abstract]    
Raw materials $ 13,322 $ 12,299
Work in process 3,065 5,060
Finished goods 25,545 24,765
Inventories, gross 41,932 42,124
Valuation reserves (1,287) (1,116)
Inventories, net $ 40,645 $ 41,008