Revenue Recognition and Accounts Receivable Revenue Disaggregation (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Disaggregation of Revenue [Line Items]
Net sales	$ 17,813.6	$ 11,819.9	$ 11,370.3
Brands
Disaggregation of Revenue [Line Items]
Net sales	10,841.3	5,234.9	5,362.1
Complex Gx and Biosimilars
Disaggregation of Revenue [Line Items]
Net sales	1,342.1	1,295.5	1,211.3
Generics
Disaggregation of Revenue [Line Items]
Net sales	5,630.2	5,289.5	4,796.9
Net sales
Disaggregation of Revenue [Line Items]
Net sales	17,813.6	11,819.9	11,370.3
Developed Markets | Brands
Disaggregation of Revenue [Line Items]
Net sales	5,759.2	3,920.7	4,199.1
Developed Markets | Complex Gx and Biosimilars
Disaggregation of Revenue [Line Items]
Net sales	1,241.6	1,202.6	1,127.4
Developed Markets | Generics
Disaggregation of Revenue [Line Items]
Net sales	3,427.9	3,387.6	2,913.5
Greater China | Brands
Disaggregation of Revenue [Line Items]
Net sales	2,207.8	253.9	207.6
Greater China | Complex Gx and Biosimilars
Disaggregation of Revenue [Line Items]
Net sales	0.2	0.7	0.4
Greater China | Generics
Disaggregation of Revenue [Line Items]
Net sales	4.8	5.3	6.6
JANZ | Brands
Disaggregation of Revenue [Line Items]
Net sales	1,197.1	617.0	533.3
JANZ | Complex Gx and Biosimilars
Disaggregation of Revenue [Line Items]
Net sales	46.5	42.8	23.8
JANZ | Generics
Disaggregation of Revenue [Line Items]
Net sales	783.8	535.5	635.4
Emerging Markets | Brands
Disaggregation of Revenue [Line Items]
Net sales	1,677.2	443.3	422.1
Emerging Markets | Complex Gx and Biosimilars
Disaggregation of Revenue [Line Items]
Net sales	53.8	49.4	59.7
Emerging Markets | Generics
Disaggregation of Revenue [Line Items]
Net sales	1,413.7	1,361.1	1,241.4
Operating Segments
Disaggregation of Revenue [Line Items]
Net sales	17,813.6	11,819.9
Operating Segments | Developed Markets
Disaggregation of Revenue [Line Items]
Net sales	10,428.7	8,510.9	8,240.0
Operating Segments | Greater China
Disaggregation of Revenue [Line Items]
Net sales	2,212.8	259.9	214.6
Operating Segments | JANZ
Disaggregation of Revenue [Line Items]
Net sales	2,027.4	1,195.3	1,192.5
Operating Segments | Emerging Markets
Disaggregation of Revenue [Line Items]
Net sales	$ 3,144.7	$ 1,853.8	$ 1,723.2