Consolidated Statements of Changes in Shareholders' Deficit - USD ($) shares in Millions, $ in Millions		Total	Common Stock	Additional Paid-in Capital	Retained Earnings Losses	Accumulated Other Comprehensive Loss	Noncontrolling Interest
Beginning balance (in shares) at Dec. 31, 2020			0.0
Beginning balance at Dec. 31, 2020		$ (867.2)	$ 0.0	$ 622.8	$ (360.5)	$ (1,133.8)	$ 4.3
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income		(63.9)			(63.6)		(0.3)
Other comprehensive income (loss)		(43.3)				(43.3)
Exercise/ vesting/ expense of share-based compensation		0.6		0.6
Ending balance (in shares) at Mar. 31, 2021	[1]		0.0
Ending balance at Mar. 31, 2021	[1]	(973.8)	$ 0.0	623.4	(424.1)	(1,177.1)	4.0
Beginning balance (in shares) at Dec. 31, 2021			0.0
Beginning balance at Dec. 31, 2021		(854.7)	$ 0.0	631.2	(404.2)	(1,085.5)	3.8
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income		(97.0)			(97.2)		0.2
Other comprehensive income (loss)		52.2				52.3	(0.1)
Exercise/ vesting/ expense of share-based compensation		2.4		2.4
Ending balance (in shares) at Mar. 31, 2022	[2]		0.0
Ending balance at Mar. 31, 2022	[2]	$ (897.1)	$ 0.0	$ 633.6	$ (501.4)	$ (1,033.2)	$ 3.9

[1] The number of shares of Common Stock (par value $0.01 per share) outstanding at March 31, 2021 was 101.34.

[2] The number of shares of Common Stock (par value $0.01 per share) outstanding at March 31, 2022 was 101.34.