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Inventories
9 Months Ended
Sep. 30, 2020
Inventories [Abstract]  
Inventories
5.
Inventories

At September 30, 2020, and December 31, 2019, inventories included finished and in-process products totaling $274.5 million and $313.1 million, respectively, and raw materials and supplies of $126.5 million and $109.4 million, respectively.