Quarterly report pursuant to Section 13 or 15(d)

Inventories (Tables)

v3.10.0.1
Inventories (Tables)
6 Months Ended
Jun. 30, 2018
Inventory Disclosure [Abstract]  
Schedule of inventory
A summary of the Company's inventories is shown below (in thousands):
 
 
June 30,
 
December 31,
 
 
2018
 
2017
Supplies
 
$
7,264

 
$
9,437

Raw materials
 
321

 
219

Work in process
 
1,326

 
2,370

Finished goods
 
3,806

 
5,788

Total inventory
 
$
12,717

 
$
17,814