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Balance Sheet Details - Inventory (Details) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Inventory Disclosure [Abstract]    
Raw materials $ 69.9 $ 64.9
Work-in-process 14.2 11.1
Finished goods 150.6 43.8
Total inventory $ 234.7 $ 119.8