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Inventories (Tables)
6 Months Ended
Jun. 30, 2016
Inventories  
Schedule of inventories

Inventories are stated at the lower of cost (first-in, first-out) or net realizable value, and consist of the following at the stated dates (in thousands):

 

 

 

 

 

 

 

 

 

 

 

    

June 30, 2016

    

December 31, 2015

 

Raw materials

 

$

7,560

 

$

7,506

 

Work in process

 

 

1,214

 

 

1,192

 

Finished goods

 

 

5,110

 

 

5,504

 

Total inventory

 

$

13,884

 

$

14,202