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Variable Interest Entities (Schedule of Net Income Attributable to Noncontrolling Interest) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Attributable to noncontrolling [Line Items]
Net income (loss) attributable to noncontrolling interest	$ 84.3	$ (39.9)	$ (12.3)

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Income Attributable to noncontrolling [Line Items]

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Amount of Net Income (Loss) attributable to noncontrolling interest.

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