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INVENTORY
 12 Months Ended
Dec. 31, 2020
Inventory Disclosure [Abstract]  
INVENTORY

5.

INVENTORY:

Inventory consisted of the following (in thousands):

 

 

 

December 31,

 

 

 

2020

 

 

2019

 

Raw materials

 

$

46,843

 

 

$

25,920

 

Work-in-process

 

 

9,904

 

 

 

7,987

 

Finished goods

 

 

34,844

 

 

 

30,046

 

Inventory

 

$

91,591

 

 

$

63,953

 

 

The Company recorded an increase in inventory reserve of $1.1 million, $5.9 million and $3.6 million for the years ended December 31, 2020, 2019 and 2018, respectively, due to excess inventory levels in certain products.