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Inventories: (Tables)
9 Months Ended
Sep. 30, 2022
Inventory Disclosure [Abstract]  
Inventories consist of the following:

Inventories consist of the following: 

(In thousands)  September 30, 
2022
   December 31,
2021
 
Raw materials and component parts  $134,002   $111,312 
Finished goods   149,235    87,602 
           
Inventories  $283,237   $198,914