Inventory at March 31, 2016 and March 31, 2015 consisted of the following (in thousands):

 

March 31,

 

 

March 31,

 

 

2016

 

 

2015

 

Raw materials

$

9,665

 

 

$

9,411

 

Work-in-process

 

3,411

 

 

 

2,117

 

Finished goods

 

3,215

 

 

 

7,487

 

Deferred program costs

 

2,221

 

 

 

1,581

 

   Net inventory

$

18,512

 

 

$

20,596