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Inventories, Net
9 Months Ended
Sep. 30, 2019
Inventory Disclosure [Abstract]  
Inventories, Net Inventories, Net

The components of inventories are as follows (in thousands):
 
September 30,
2019
 
December 31,
2018
Finished goods
$
86,541

 
$
76,981

Work in process
8,196

 
13,870

Raw materials and supplies
72,964

 
82,794

Inventories, net
$
167,701

 
$
173,645



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 reserves were $46.9 million and $46.5 million, at September 30, 2019 and December 31, 2018, respectively.