Goodwill (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Dec. 31, 2023
Goodwill [Roll Forward]
Accumulated Impairment	$ (2,496.0)	$ (2,496.0)
Goodwill, Purchase Accounting Adjustments	(4.1)
Currency translation	(31.5)
Goodwill	6,059.7	6,095.3
Americas [Member]
Goodwill [Roll Forward]
Goodwill, Purchase Accounting Adjustments	(4.1)
Currency translation	(1.9)
Goodwill	4,669.3	4,675.3
EMEA [Member]
Goodwill [Roll Forward]
Goodwill, Purchase Accounting Adjustments	0.0
Currency translation	(20.9)
Goodwill	848.1	869.0
Asia Pacific [Member]
Goodwill [Roll Forward]
Goodwill, Purchase Accounting Adjustments	0.0
Currency translation	(8.7)
Goodwill	$ 542.3	$ 551.0