Variable Interest Entities (Details) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Schedule of Equity Method Investments [Line Items]
Income Tax Expense (Benefit)	$ (23,800,000)	$ (29,400,000)
Other Assets	519,600,000		$ 530,000,000.0
Variable Interest Entity, Not Primary Beneficiary
Schedule of Equity Method Investments [Line Items]
Variable Interest Entity, Funding Investment Commitment, Funding	0	0
Proceeds from Equity Method Investment, Distribution	500,000	400,000
Income (Loss) from Equity Method Investments	700,000	(16,700,000)
Income Tax Credits and Adjustments	(100,000)	3,900,000
Income Tax Expense (Benefit)	(200,000)	$ 3,100,000
Cash and Cash Equivalents, at Carrying Value	2,900,000		3,000,000.0
Property, Plant and Equipment, Net	259,100,000		261,700,000
Other Assets	5,700,000		5,100,000
Assets	267,700,000		269,700,000
Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount	$ 17,000,000		$ 16,300,000