CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Millions	Total	Common Stock $0.01 Par Value	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interests
Beginning balance at Dec. 31, 2022	$ 6,422.6	$ 0.7	$ 4,609.6	$ 2,130.0	$ (352.1)	$ 34.4
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	(5.5)			(5.9)		0.4
Other Comprehensive (Loss) Income	52.2				51.9	0.3
Dividends declared	(23.2)			(23.2)
Stock Options Exercised	(7.5)		(7.5)
Replacement Equity-Based Awards Granted	11.1		11.1
Share-Based Compensation	6.0		6.0
Ending balance at Mar. 31, 2023	6,455.7	0.7	4,619.2	2,100.9	(300.2)	35.1
Beginning balance at Dec. 31, 2023	6,365.1	0.7	4,646.2	1,979.8	(282.4)	20.8
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (Loss)	20.4			19.8		0.6
Other Comprehensive (Loss) Income	(87.7)				(87.3)	(0.4)
Dividends declared	(23.3)			(23.3)
Stock Options Exercised	(8.1)		(8.1)
Share-Based Compensation	9.1		9.1
Ending balance at Mar. 31, 2024	$ 6,275.5	$ 0.7	$ 4,647.2	$ 1,976.3	$ (369.7)	$ 21.0