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Inventories
 9 Months Ended
Sep. 30, 2020
Inventory, Net [Abstract]  
Inventories INVENTORIES
Inventories are stated at the lower of cost (first-in, first-out) or net realizable value. Net realizable value is the estimated selling price in the ordinary course of business, less reasonably predictable costs of completion, disposal, and transportation. The components of inventories were as follows:
(in thousands)September 30, 2020December 31, 2019
  
Raw materials$46,791 $41,202 
Work-in-process19,582 20,077 
Finished goods151,224 133,740 
Inventories$217,597 $195,019