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Supplemental Balance Sheet Data and Cash Flow Information - Schedule of Inventory, Net (Details) - USD ($)
$ in Millions
Jun. 30, 2021
Dec. 31, 2020
Organization Consolidation And Presentation Of Financial Statements [Abstract]    
Raw materials $ 14.1 $ 9.8
Work-in-process 1.2 0.5
Finished goods 11.3 6.8
Total inventories 26.6 17.1
Reserve for obsolescence (1.0) (1.0)
Inventories, net $ 25.6 $ 16.1