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Inventory (Tables)
3 Months Ended
Mar. 31, 2017
Inventory Disclosure [Abstract]  
Inventory

Inventory consists of the following (in thousands):

 

 

 

March 31,

2017

 

 

December 31, 2016

 

Raw materials

 

$

1,880

 

 

$

2,055

 

Work-in-process

 

 

9,767

 

 

 

7,311

 

Finished goods

 

 

1,369

 

 

 

1,743

 

Total inventory

 

$

13,016

 

 

$

11,109