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Accounts and Notes Receivable, Net - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Dec. 31, 2017
Receivables [Abstract]          
Allowance for doubtful accounts $ 15.7   $ 15.7   $ 15.9
Bad Debt Expense Net Of Recoveries $ 0.6 $ 0.9 $ 1.5 $ 3.3