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Condensed Consolidated Statements of Cash Flows (Parenthetical) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Capital expenditures incurred but not yet paid $ 3.5 $ 9.0  
Other Current Assets [Member]      
Restricted Cash 1.0 0.8 $ 0.8
Other Assets [Member]      
Restricted Cash $ 5.2 $ 6.3 $ 6.1