CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Millions	Total	Total Stockholders' Equity	Common Stock	Additional Paid-in Capital	Treasury Stock	Accumulated Deficit	Accumulated Other Comprehensive (Loss) Income	Non- controlling Interests
Common Stock, Beginning Balance (in shares) at Dec. 31, 2022			265,062,533
Beginning Balance at Dec. 31, 2022	$ 2,349.1	$ 2,332.5	$ 2.7	$ 4,185.9	$ (334.2)	$ (1,223.8)	$ (298.1)	$ 16.6
Treasury Stock, Beginning Balance (in shares) at Dec. 31, 2022					24,272,748
Increase (Decrease) in Stockholders' Equity
Net income	43.0	42.9				42.9		0.1
Other comprehensive income (loss), net of taxes	1.3	1.3					1.3
Exercise/ vesting of share based compensation (in shares)			947,755		352,586
Exercise/ vesting of stock-based compensation	(7.3)	(7.3)			$ (7.3)
Issuance of common stock under Employee Stock Purchase Plan (in shares)			19,191
Issuance of common stock under Employee Stock Purchase Plan	0.4	0.4		0.4
Dividends	(19.5)	(19.5)				(19.5)
Equity compensation expense	4.4	4.4		4.4
Changes in non-controlling interests	(0.1)							(0.1)
Common Stock, Ending Balance (in shares) at Mar. 31, 2023			266,029,479
Ending Balance at Mar. 31, 2023	2,371.3	2,354.7	$ 2.7	4,190.7	$ (341.5)	(1,200.4)	(296.8)	16.6
Treasury Stock, Ending Balance (in shares) at Mar. 31, 2023					24,625,334
Common Stock, Beginning Balance (in shares) at Dec. 31, 2023			266,179,100
Beginning Balance at Dec. 31, 2023	$ 2,344.3	2,328.5	$ 2.7	4,196.9	$ (341.9)	(1,183.3)	(345.9)	15.8
Treasury Stock, Beginning Balance (in shares) at Dec. 31, 2023	24,600,000				24,644,755
Increase (Decrease) in Stockholders' Equity
Net income	$ 56.0	56.0				56.0
Other comprehensive income (loss), net of taxes	(38.3)	(38.3)					(38.3)
Exercise/ vesting of share based compensation (in shares)			837,317		324,502
Exercise/ vesting of stock-based compensation	(7.5)	(7.5)			$ (7.5)
Issuance of common stock under Employee Stock Purchase Plan (in shares)			16,661
Issuance of common stock under Employee Stock Purchase Plan	0.3	0.3		0.3
Dividends	(19.5)	(19.5)				(19.5)
Equity compensation expense	4.2	4.2		4.2
Changes in non-controlling interests	(0.2)							(0.2)
Common Stock, Ending Balance (in shares) at Mar. 31, 2024			267,033,078
Ending Balance at Mar. 31, 2024	$ 2,339.3	$ 2,323.7	$ 2.7	$ 4,201.4	$ (349.4)	$ (1,146.8)	$ (384.2)	$ 15.6
Treasury Stock, Ending Balance (in shares) at Mar. 31, 2024	25,000,000.0				24,969,257