Income Taxes - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Tax Disclosure [Abstract]
Effective tax rate (as a percent)	23.40%	29.00%
Income tax expense (benefit)	$ (9.3)	$ (9.8)
Gain (loss) before benefit for income taxes and equity in net income of affiliates	$ (39.8)	$ (33.7)