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Inventories, net (Tables)
 9 Months Ended
Sep. 30, 2014
Inventories, net  
Schedule of components of inventories

 

 

 

September 30,

 

December 31,

 

 

 

2014

 

2013

 

 

 

(in thousands)

 

Raw materials

 

$
64,277 

 

$
56,942 

 

Work in process

 
27,963 

 
27,462 

 

Finished goods (completed systems)

 
15,576 

 
11,385 

 

 

 

$
107,816 

 

$
95,789