Income Taxes - Schedule of Unrecognized Tax Benefits Roll Forward (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Taxes [Line Items]
Unrecognized Tax Benefits, Beginning Balance	$ 20.7	$ 22.4	$ 21.9
Additions	7.9	0.0	1.7
Reductions	0.0	(1.7)	(1.2)
Unrecognized Tax Benefits, Ending Balance	$ 28.6	$ 20.7	$ 22.4