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Inventories (Tables)
 6 Months Ended
Jun. 30, 2016
Inventory Disclosure [Abstract]  
Summary of Inventories

 

(Table only in thousands)

 

June 30,

2016

 

 

December 31,

2015

 

Raw materials

 

$

22,006

 

 

$

24,339

 

Work in process

 

 

4,528

 

 

 

6,443

 

Finished goods

 

 

2,365

 

 

 

2,717

 

Obsolescence allowance

 

 

(1,770

)

 

 

(990

)

 

 

$

27,129

 

 

$

32,509