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Inventories (Tables)
6 Months Ended
Jun. 30, 2020
Inventory, Net [Abstract]  
Schedule of Inventory, Current
The components of inventory are as follows:
 June 30,December 31,
 20202019
Raw materials$73.9  $41.2  
Work-in-process81.3  180.8  
Finished goods422.5  405.6  
$577.7  $627.6