Segment Information (Reconciliation Of Segment Information To Total Consolidated Information) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Segment Reporting Information [Line Items]
Sales Revenue, Goods, Net	$ 4,178.2	$ 4,400.1
Revenues	4,191.7	4,430.3
Amortization of Intangible Assets	(648.1)	(684.4)
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	0.0	(83.4)
Research and development	(142.3)	(184.1)
Litigation settlements and other contingencies, net	(6.2)	(22.9)
Earnings (loss) from operations	707.4	(266.2)
Operating Segment
Segment Reporting Information [Line Items]
Earnings (loss) from operations	2,148.8	2,211.8
Reconciling items:
Segment Reporting Information [Line Items]
Amortization of Intangible Assets	(648.1)	(684.4)
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	0.0	(83.4)
Research and development	(142.3)	(184.1)
Litigation settlements and other contingencies, net	(6.2)	(22.9)
Other One-Time Nonoperating Expense	(185.6)	(993.4)
Corporate / Other
Segment Reporting Information [Line Items]
Corporate costs	459.2	509.8
Developed Markets | Operating Segment
Segment Reporting Information [Line Items]
Sales Revenue, Goods, Net	2,476.1	2,571.6
Earnings (loss) from operations	1,211.5	1,285.4
Greater China | Operating Segment
Segment Reporting Information [Line Items]
Sales Revenue, Goods, Net	573.1	591.9
Earnings (loss) from operations	417.7	404.9
JANZ | Operating Segment
Segment Reporting Information [Line Items]
Sales Revenue, Goods, Net	423.8	481.9
Earnings (loss) from operations	174.3	184.2
Emerging Markets | Operating Segment
Segment Reporting Information [Line Items]
Sales Revenue, Goods, Net	705.2	754.7
Earnings (loss) from operations	$ 345.3	$ 337.3