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INVENTORIES, NET
 3 Months Ended
Mar. 31, 2020
Inventory Disclosure [Abstract]  
INVENTORIES, NET
INVENTORIES, NET

Inventories, net, consisted of the following (in thousands):
 
March 31, 2020
 
December 31, 2019
Raw materials
$
15,868

 
$
15,320

Work in process
3,595

 
2,802

Finished goods
10,961

 
9,786

Allowance for excess or obsolete inventory
(1,368
)
 
(1,307
)
Total inventory, net
$
29,056

 
$
26,601



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