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Inventories (Tables)
3 Months Ended
Mar. 31, 2023
Inventories  
Components of inventories

The components of inventories are summarized below (in thousands):

March 31, 

December 31, 

    

2023

    

2022

 

Inventories:

Raw materials

$

41,543

$

46,476

Work in process

 

46,943

 

39,956

Finished goods

 

3,192

 

3,197

$

91,678

$

89,629