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Inventories (Tables)
9 Months Ended
Sep. 30, 2020
Inventory Disclosure [Abstract]  
Schedule of Inventory
The components of inventories consisted of:
September 30, 2020December 31, 2019
Finished goods$82,175 

$69,594 
Work-in-process84,310 88,196 
Raw material and supplies79,483 74,916 
$245,968 $232,706