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Inventories, Net
6 Months Ended
Jun. 30, 2018
Inventory Disclosure [Abstract]  
Inventories, Net
Inventories, Net
 
The components of inventories are as follows (in thousands):
 
June 30,
2018
 
December 31,
2017
Finished goods
$
84,594

 
$
79,226

Work in process
15,053

 
15,447

Raw materials and supplies
91,394

 
88,895

Inventories, net 
$
191,041

 
$
183,568


 
The Company maintains an allowance for excess and obsolete inventory, as well as inventory for which its cost is in excess of its net realizable value. Inventory at June 30, 2018 and December 31, 2017 was reported net of these reserves of $33.5 million and $34.4 million, respectively.