Newly Adopted Accounting Pronouncements (Details) $ in Millions	9 Months Ended
	Sep. 30, 2020 USD ($)
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
December 31, 2019 balance	$ 3.6
Charged to costs and expenses	1.5
Deductions	(1.2)	[1]
March 31, 2020 balance	$ 3.9

[1] Includes accounts determined to be uncollectible and charged against reserves