Accumulated Other Comprehensive Loss - Schedule of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
AOCI, beginning balance			$ (466.9)				$ (466.9)
Other comprehensive loss, net of tax	$ (67.5)			$ (122.1)			(21.7)	$ (179.6)
AOCI, ending balance	(486.6)						(486.6)
Unrealized Currency Translation Adjustments
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
AOCI, beginning balance	(385.3)	$ (387.4)	(433.5)	(417.9)	$ (335.7)	$ (331.3)	(433.5)	(331.3)
Current year deferrals to AOCI	(65.0)	3.8	50.3	(118.5)	(77.1)	0.4
Reclassifications from AOCI to Net income	(1.8)	(1.7)	(4.2)	(5.4)	(5.1)	(4.8)
Other comprehensive loss, net of tax	(66.8)	2.1	46.1	(123.9)	(82.2)	(4.4)
AOCI, ending balance	(452.1)	(385.3)	(387.4)	(541.8)	(417.9)	(335.7)	(452.1)	(541.8)
Pension Adjustments
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
AOCI, beginning balance	(35.5)	(36.1)	(36.3)	(59.5)	(59.9)	(60.4)	(36.3)	(60.4)
Current year deferrals to AOCI	0.0	0.4	0.0	0.0	0.0	0.0
Reclassifications from AOCI to Net income	0.2	0.2	0.2	0.6	0.4	0.5
Other comprehensive loss, net of tax	0.2	0.6	0.2	0.6	0.4	0.5
AOCI, ending balance	(35.3)	(35.5)	(36.1)	(58.9)	(59.5)	(59.9)	(35.3)	(58.9)
Unrealized Gain (Loss) on Derivatives
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
AOCI, beginning balance	1.1	1.0	2.9	4.2	(5.8)	(22.7)	2.9	(22.7)
Current year deferrals to AOCI	0.0	1.2	0.6	2.4	6.1	10.8
Reclassifications from AOCI to Net income	(0.3)	(1.1)	(2.5)	0.2	3.9	6.1
Other comprehensive loss, net of tax	(0.3)	0.1	(1.9)	2.6	10.0	16.9
AOCI, ending balance	0.8	1.1	1.0	6.8	4.2	(5.8)	0.8	6.8
Accumulated Other Comprehensive (Loss) Income
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
AOCI, beginning balance	(419.7)	(422.5)	(466.9)	(473.2)	(401.4)	(414.4)	(466.9)	(414.4)
Current year deferrals to AOCI	(65.0)	5.4	50.9	(116.1)	(71.0)	11.2
Reclassifications from AOCI to Net income	(1.9)	(2.6)	(6.5)	(4.6)	(0.8)	1.8
Other comprehensive loss, net of tax	(66.9)	2.8	44.4	(120.7)	(71.8)	13.0
AOCI, ending balance	$ (486.6)	$ (419.7)	$ (422.5)	$ (593.9)	$ (473.2)	$ (401.4)	$ (486.6)	$ (593.9)