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

(In thousands)

    

At March 31, 2023

    

At December 31, 2022

Finished goods

$

5,930

$

5,100

Component parts and work-in-process

 

14,084

 

18,024

Total inventories

$

20,014

$

23,124