Inventories (Tables)

6 Months Ended

Sep. 30, 2014

Inventories are stated at the lower of first-in, first-out cost or market value. The components of inventories are as follows:



(in thousands)	September 30, 2014		March 31, 2014
Raw materials	$	11,487	$	11,031
Finished goods and sub-assemblies	10,776		13,025
Total inventories	$	22,263	$	24,056