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Inventories
 3 Months Ended
Mar. 31, 2019
Inventories [Abstract]  
Inventories

Note 3.  Inventories



Inventories consist of the following as of March 31, 2019 and December 31, 2018 (in thousands):







 

 

 

 

 

 



 

March 31,

 

December 31,



 

2019

 

2018

Raw materials

 

$

 1,885 

 

$

 2,470 

Work in process

 

 

 384 

 

 

 57 

Finished goods

 

 

 32,116 

 

 

 30,226 

Total inventories

 

$

 34,385 

 

$

 32,753