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Inventory (Tables)
12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
Inventory
Inventory consisted of the following (in millions):
 December 31,
2021
December 31,
2020
Raw materials$40.2 $13.8 
Work in process
9.8 — 
Finished goods125.8 126.0 
Inventory$175.8 $139.8