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INVENTORIES, NET
9 Months Ended
Sep. 30, 2019
Inventory Disclosure [Abstract]  
INVENTORIES, NET
INVENTORIES, NET

Inventories, net, consisted of the following (in thousands):
 
September 30, 2019
 
December 31, 2018
Raw materials
$
15,292

 
$
15,000

Work in process
2,959

 
3,592

Finished goods
9,145

 
8,085

Allowance for excess or obsolete inventory
(1,181
)
 
(1,573
)
Total inventory, net
$
26,215

 
$
25,104



Inventories are measured on a first-in, first-out basis and stated at lower of cost or net realizable value.