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Inventory (Tables)
3 Months Ended
Mar. 31, 2020
Inventory Disclosure [Abstract]  
Components of 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,

 

 

 

2020

 

 

2019

 

Raw materials

 

$

4,465

 

 

$

3,689

 

Work-in-process

 

 

1,475

 

 

 

1,064

 

Finished goods

 

 

6,252

 

 

 

6,242

 

Inventory

 

$

12,192

 

 

$

10,995