Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 4,164.4	$ 3,484.7	$ 4,095.0	$ 3,326.1
Other comprehensive income (loss), net of tax	(114.6)	7.8	(144.3)	12.5
Ending balance	4,219.4	3,762.7	4,219.4	3,762.7
Reclassification from AOCI, tax benefit		0.1		0.2
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(198.1)	(155.4)	(168.8)	(160.6)
Other comprehensive income (loss) before reclassifications	(113.8)	7.3	(143.1)	12.3
Amounts reclassified from accumulated other comprehensive income (loss) - net of tax provision	0.0	0.3	0.0	0.5
Other comprehensive income (loss), net of tax	(113.8)	7.6	(143.1)	12.8
Ending balance	(311.9)	(147.8)	(311.9)	(147.8)
Foreign Currency Translation
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(202.5)	(134.9)	(174.4)	(135.5)
Other comprehensive income (loss) before reclassifications	(119.5)	1.6	(147.6)	2.2
Amounts reclassified from accumulated other comprehensive income (loss) - net of tax provision	0.0	0.0	0.0	0.0
Other comprehensive income (loss), net of tax	(119.5)	1.6	(147.6)	2.2
Ending balance	(322.0)	(133.3)	(322.0)	(133.3)
Interest Rate Swaps
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	0.0	0.7	0.0	(3.2)
Other comprehensive income (loss) before reclassifications	0.0	(0.7)	0.0	3.0
Amounts reclassified from accumulated other comprehensive income (loss) - net of tax provision	0.0	0.3	0.0	0.5
Other comprehensive income (loss), net of tax	0.0	(0.4)	0.0	3.5
Ending balance	0.0	0.3	0.0	0.3
Other
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	4.4	(21.2)	5.6	(21.9)
Other comprehensive income (loss) before reclassifications	5.7	6.4	4.5	7.1
Amounts reclassified from accumulated other comprehensive income (loss) - net of tax provision	0.0	0.0	0.0	0.0
Other comprehensive income (loss), net of tax	5.7	6.4	4.5	7.1
Ending balance	$ 10.1	$ (14.8)	$ 10.1	$ (14.8)