Consolidated Condensed Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Statement [Abstract]
Revenue (Note 2)	$ 8,312.1	$ 6,488.0	$ 15,272.1	$ 14,298.0
Costs, expenses, and other:
Cost of sales	1,807.4	1,430.5	3,434.1	3,502.6
Research and development	2,356.5	1,781.9	4,341.6	3,392.0
Marketing, selling, and administrative	1,925.4	1,625.1	3,674.6	3,183.0
Acquired in-process research and development (Note 3)	97.1	440.4	202.1	606.0
Other–net, (income) expense (Note 10)	36.8	119.2	1.1	469.9
Costs, expenses, and other	6,223.2	5,397.1	11,653.5	11,153.5
Income before income taxes	2,088.9	1,090.9	3,618.6	3,144.5
Income taxes (Note 6)	325.7	138.4	510.5	289.1
Net income	$ 1,763.2	$ 952.5	$ 3,108.1	$ 2,855.4
Earnings per share:
Basic (in dollars per share)	$ 1.96	$ 1.06	$ 3.45	$ 3.17
Diluted (in dollars per share)	$ 1.95	$ 1.05	$ 3.44	$ 3.16
Shares used in calculation of earnings per share:
Basic (in shares)	899.7	900.3	900.3	902.0
Diluted (in shares)	902.7	902.9	903.0	904.4