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Inventories (Tables)
 9 Months Ended
Nov. 30, 2017
Inventory Disclosure [Abstract]  
Components of Inventories

The following table summarizes the components of inventories at the different stages of production as of the dates indicated (in thousands):

 

 

 

November 30,

 

 

February 28,

 

 

 

2017

 

 

2017

 

Raw material

 

$

16,584

 

 

$

16,130

 

Work-in-process

 

 

3,336

 

 

 

3,199

 

Finished goods

 

 

7,879

 

 

 

8,636

 

 

 

$

27,799

 

 

$

27,965