Income Taxes - Income (Loss) Before Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
United States	$ 8.5	$ 12.8	$ 40.9
Foreign	(4.1)	1.0	3.6
Income before income taxes	$ 4.4	$ 13.8	$ 44.5