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Guarantees (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Movement in Standard Product Warranty Accrual [Roll Forward]    
Beginning balance $ 82.1 $ 92.7
Provision 10.8 15.8
Expenditures/other (12.4) (26.4)
Ending balance $ 80.5 $ 82.1