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Inventories (Tables)
 12 Months Ended
Dec. 31, 2018
Inventories  
Schedule of inventories

 

 

 

 

 

 

 

 

 

 

December 31, 

 

    

2018

    

2017

 

 

(in thousands)

Raw materials

 

$

3,845

 

$

3,476

Work in progress

 

 

2,704

 

 

6,155

Finished goods

 

 

4,259

 

 

2,470

Inventory at cost

 

 

10,808

 

 

12,101

Inventory reserve

 

 

(441)

 

 

(369)

 

 

$

10,367

 

$

11,732