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OTHER - Other General Expense - Net (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Other Income and Expenses [Abstract]    
Provisions for environmental matters - net $ 2.5 $ 2.2
Loss on divestiture of business 111.9 0.0
Loss on sale or disposition of assets 3.1 1.5
Other general expense - net $ 117.5 $ 3.7