Income Taxes - Domestic and Foreign Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Domestic	$ 107.4	$ 191.2	$ 203.2
Foreign	55.4	43.9	24.7
Income (loss) before income taxes	$ 162.8	$ 235.1	$ 227.9