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Inventories
 12 Months Ended
Dec. 31, 2015
Inventory Disclosure [Abstract]  
Inventories

Note 4. Inventories

The components of inventories consisted of the following:

 

 

 

December 31,

 

(in thousands)

 

2015

 

 

2014

 

Raw materials

 

$

14,383

 

 

$

16,749

 

Work in process

 

 

13,146

 

 

 

15,652

 

Inventories

 

$

27,529

 

 

$

32,401