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Other Financial Information - Inventories (Details) - USD ($)
$ in Millions
Sep. 30, 2020
Dec. 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Finished products $ 208.0 $ 180.2
Raw materials 160.9 162.6
Work in process 96.6 58.2
Total inventories 465.5 401.0
Product warranty $ 33.1 $ 43.2