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Inventories (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Inventories [Abstract]    
Raw materials $ 105.9 $ 93.4
Work-in-process 7.2 11.2
Finished goods 95.5 92.2
Packaging and supplies 44.7 42.4
Total inventories $ 253.3 $ 239.2