Income Taxes - Income Before Provision of Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
U.S. domestic income (loss)	$ (857.6)	$ 1,402.9	$ 3,816.2
Foreign income	256.7	169.6	211.3
Income (loss) before provision for income taxes	$ (600.9)	$ 1,572.5	$ 4,027.5