Schedule II Valuation And Qualifying Accounts (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Accounts Receivable, Allowance for Credit Loss, Current	$ 8.8	$ 6.1	$ 0.9
Accounts Receivable, Credit Loss Expense (Reversal)	13.7	8.3
Accounts Receivable, Allowance for Credit Loss, Writeoff	(11.1)	(3.7)
Accounts Receivable, Allowance for Credit Loss, Recovery	0.1	0.6
Provision for Uncollectible Accounts [Member]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	6.1	0.9	0.5
Additions	13.7	11.0	5.4
Deductions	8.3	3.1	5.0
Balance at End of Period	8.8	6.1	0.9
Valuation Allowance For Deferred Tax Assets [Member]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	31.8	35.7	36.6
Additions	0.2	0.7	0.7
Deductions	32.0	4.6	1.6
Balance at End of Period	$ 0.0	$ 31.8	$ 35.7