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

Inventory as of December 31, 2018 and 2017 consists of the following (in thousands):

 

 

 

 

 

 

 

 

 

 

    

December 31, 2018

    

December 31, 2017

 

Raw materials and supplies - production locations

 

$

32,941

 

$

37,369

 

Raw materials and supplies - customer locations

 

 

6,755

 

 

5,482

 

Work-in-process

 

 

5,589

 

 

3,492

 

Finished goods

 

 

2,625

 

 

2,433

 

Inventory

 

$

47,910

 

$

48,776