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Inventories, net (Tables)
12 Months Ended
Dec. 31, 2022
Inventories, net  
Schedule of Inventories, Net

December 31, 

    

2021

    

2022

(In thousands)

Raw materials

$

5,042

$

6,245

Work in process

 

16,767

 

19,983

Finished products

 

3,833

 

5,062

Total

$

25,642

$

31,290