Income Taxes - Income (Loss) before Provision for Income Taxes (Details) - USD ($) $ in Millions	1 Months Ended		12 Months Ended
	Feb. 07, 2019		Dec. 31, 2021	Dec. 31, 2020		Dec. 31, 2019
Income Tax Disclosure [Abstract]
U.S.	$ (131.7)		$ (266.0)	$ (401.1)		$ (810.8)
Non-U.S	28.9		220.8	174.7		134.6
Income (loss) before provision (benefit) for income taxes and equity in net income of affiliates	$ (102.8)	[1]	$ (45.2)	$ (226.4)	[1]	$ (676.2)	[1]

[1] See Note 1 Basis of Presentation and Description of Business for further detail regarding the elimination of the International lag reporting.