Schedule II - Valuation and Qualifying Account - Allowance for Doubtful Accounts (Details) - Allowance for Doubtful Accounts - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	$ 6.7	$ 9.9	$ 5.5
Charged to (Reversed from) Costs and Expenses	5.3	(3.2)	4.4
Write-offs, Net of Recoveries	0.0	0.0	0.0
Balance at End of Year	$ 12.0	$ 6.7	$ 9.9