Income Taxes - Schedule of Unrecognized Tax Benefits (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Unrecognized Tax Benefits
Balance at beginning of the year	$ 0.0	$ 13.3	$ 11.6
Additions for tax positions of prior year	8.7	0.0	1.7
Reductions of tax positions of prior year	0.0	(11.9)	0.0
Reductions related to settlements and other	(4.0)	(1.4)	0.0
Balance at end of the year	$ 4.7	$ 0.0	$ 13.3