Goodwill and Intangible Assets (Changes in Carrying Amount of Goodwill) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Dec. 31, 2022
Goodwill [Roll Forward]
Goodwill, net, beginning balance	$ 10,425.8
Acquisitions	95.3
Foreign currency translation	52.1
Goodwill	10,573.2	$ 10,425.8
Developed Markets (1)
Goodwill [Roll Forward]
Goodwill, net, beginning balance	7,461.5
Acquisitions	95.3
Foreign currency translation	60.0
Goodwill	7,616.8	7,461.5
Goodwill, Impaired, Accumulated Impairment Loss	(385.0)	(385.0)
Greater China
Goodwill [Roll Forward]
Goodwill, net, beginning balance	940.6
Acquisitions	0.0
Foreign currency translation	0.0
Goodwill	940.6	940.6
JANZ
Goodwill [Roll Forward]
Goodwill, net, beginning balance	689.0
Acquisitions	0.0
Foreign currency translation	(8.6)
Goodwill	680.4	689.0
Emerging Markets (2)
Goodwill [Roll Forward]
Goodwill, net, beginning balance	1,334.7
Acquisitions	0.0
Foreign currency translation	0.7
Goodwill	1,335.4	1,334.7
Goodwill, Impaired, Accumulated Impairment Loss	$ (117.0)	$ (117.0)