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Inventory
 3 Months Ended
Mar. 31, 2019
Inventory Disclosure [Abstract]  
Inventory

NOTE 5—INVENTORY

Inventory is valued at the lower of cost or net realizable value and is comprised of the following (in thousands):

 

 

 

March 31,

 

 

December 31,

 

 

 

2019

 

 

2018

 

Raw materials

 

$

4,007

 

 

$

3,590

 

Work-in-process

 

 

1,306

 

 

 

1,435

 

Finished goods

 

 

6,710

 

 

 

7,223

 

Inventory, net

 

$

12,023

 

 

$

12,248

 

 

Inventory includes write-downs for excess and obsolete inventory totaling approximately $1.1 million and $1.1 million as of March 31, 2019 and December 31, 2018, respectively.