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Inventories
3 Months Ended
Mar. 31, 2020
Inventory Disclosure [Abstract]  
Inventories
8. Inventories

The components of inventories were as follows:
(in millions)
March 31,
2020
 
December 31,
2019
Raw materials
$
45.6

 
$
44.4

Work in process
2.9

 
3.5

Finished goods
243.1

 
235.4

Total inventories
$
291.6

 
$
283.3