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
Balance at Dec. 31, 2021	$ 2,500.8	$ 2,480.7	$ 2.6	$ 4,166.6	$ (159.2)	$ (1,331.9)	$ (197.4)	$ 20.1
Balance (in shares) at Dec. 31, 2021			261,937,509
Balance (in shares) at Dec. 31, 2021					15,195,525
Increase (Decrease) in Stockholders' Equity
Net (loss) income	175.1	174.5				174.5		0.6
Other comprehensive loss, net of taxes	(183.2)	(181.0)					(181.0)	(2.2)
Exercise/ vesting of stock-based compensation	(23.9)	(23.9)	$ 0.1		$ (24.0)
Exercise/ vesting of share based compensation (in shares)			3,040,841		1,033,035
Issuance of common stock under Employee Stock Purchase Plan (in shares)			57,176
Issuance of common stock under Employee Stock Purchase Plan	1.0	1.0		1.0
Repurchases of common stock	(116.5)	(116.5)			$ (116.5)
Repurchases of common stock (in shares)					6,011,945
Dividends	(59.7)	(59.7)				(59.7)
Equity compensation expense	13.1	13.1		13.1
Changes in non-controlling interests	(2.0)	(0.1)		(0.1)				(1.9)
Balance (in shares) at Sep. 30, 2022			265,035,526
Balance at Sep. 30, 2022	2,304.7	2,288.1	$ 2.7	4,180.6	$ (299.7)	(1,217.1)	(378.4)	16.6
Balance (in shares) at Sep. 30, 2022					22,240,505
Balance at Jun. 30, 2022	2,415.2	2,398.2	$ 2.7	4,176.4	$ (244.9)	(1,250.6)	(285.4)	17.0
Balance (in shares) at Jun. 30, 2022			265,013,065
Balance (in shares) at Jun. 30, 2022					19,221,388
Increase (Decrease) in Stockholders' Equity
Net (loss) income	53.3	53.2				53.2		0.1
Other comprehensive loss, net of taxes	(93.2)	(93.0)					(93.0)	(0.2)
Exercise/ vesting of stock-based compensation	0.0
Exercise/ vesting of share based compensation (in shares)			851		266
Issuance of common stock under Employee Stock Purchase Plan (in shares)			21,610
Issuance of common stock under Employee Stock Purchase Plan	0.3	0.3		0.3
Repurchases of common stock	(54.8)	(54.8)			$ (54.8)
Repurchases of common stock (in shares)					3,018,851
Dividends	(19.7)	(19.7)				(19.7)
Equity compensation expense	4.1	4.1		4.1
Changes in non-controlling interests	(0.5)	(0.2)		(0.2)				(0.3)
Balance (in shares) at Sep. 30, 2022			265,035,526
Balance at Sep. 30, 2022	2,304.7	2,288.1	$ 2.7	4,180.6	$ (299.7)	(1,217.1)	(378.4)	16.6
Balance (in shares) at Sep. 30, 2022					22,240,505
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
Balance (in shares) at Dec. 31, 2022			265,062,533
Balance (in shares) at Dec. 31, 2022	24,300,000				24,272,748
Increase (Decrease) in Stockholders' Equity
Net (loss) income	$ 41.0	41.0				41.0		0.0
Other comprehensive loss, net of taxes	(89.5)	(89.0)					(89.0)	(0.5)
Exercise/ vesting of stock-based compensation	(7.7)	(7.7)			$ (7.7)
Exercise/ vesting of share based compensation (in shares)			1,038,192		372,007
Issuance of common stock under Employee Stock Purchase Plan (in shares)			60,344
Issuance of common stock under Employee Stock Purchase Plan	1.0	1.0		1.0
Dividends	(58.4)	(58.4)				(58.4)
Equity compensation expense	10.8	10.8		10.8
Changes in non-controlling interests	(0.1)							(0.1)
Balance (in shares) at Sep. 30, 2023			266,161,069
Balance at Sep. 30, 2023	$ 2,246.2	2,230.2	$ 2.7	4,197.7	$ (341.9)	(1,241.2)	(387.1)	16.0
Balance (in shares) at Sep. 30, 2023	24,600,000				24,644,755
Balance at Jun. 30, 2023	$ 2,319.7	2,303.5	$ 2.7	4,194.4	$ (341.8)	(1,189.9)	(361.9)	16.2
Balance (in shares) at Jun. 30, 2023			266,130,782
Balance (in shares) at Jun. 30, 2023					24,641,709
Increase (Decrease) in Stockholders' Equity
Net (loss) income	(31.7)	(31.8)				(31.8)		0.1
Other comprehensive loss, net of taxes	(25.3)	(25.2)					(25.2)	(0.1)
Exercise/ vesting of stock-based compensation	(0.1)	(0.1)	$ 0.0		$ (0.1)
Exercise/ vesting of share based compensation (in shares)			10,107		3,046
Issuance of common stock under Employee Stock Purchase Plan (in shares)			20,180
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	3.0	3.0		3.0
Changes in non-controlling interests	(0.2)							(0.2)
Balance (in shares) at Sep. 30, 2023			266,161,069
Balance at Sep. 30, 2023	$ 2,246.2	$ 2,230.2	$ 2.7	$ 4,197.7	$ (341.9)	$ (1,241.2)	$ (387.1)	$ 16.0
Balance (in shares) at Sep. 30, 2023	24,600,000				24,644,755