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Inventories
 6 Months Ended
Jun. 30, 2023
Inventory Disclosure [Abstract]  
Inventories Inventories
Inventories consist of the following:
(In thousands)June 30
2023		December 31
2022
Finished goods$14,411 $11,809 
Work-in-process1,107 2,030 
Raw materials and purchased parts26,927 27,946 
Stores and supplies42,199 39,590 
Total inventories$84,644 $81,375