CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenues:
Total revenues	$ 28,190	$ 26,323	$ 25,979
Operating expenses:
Cost of sales	8,451	6,406	6,454
Research and development	4,784	4,434	4,819
Acquired in-process research and development	0	0	1,505
Selling, general and administrative	6,179	5,414	5,368
Other	879	503	194
Total operating expenses	20,293	16,757	18,340
Operating income	7,897	9,566	7,639
Other income (expense):
Interest expense, net	(2,875)	(1,406)	(1,197)
Other income (expense), net	2,833	(814)	259
Income before income taxes	7,855	7,346	6,701
Provision for income taxes	1,138	794	808
Net income	$ 6,717	$ 6,552	$ 5,893
Earnings per share:
Basic (in usd per share)	$ 12.56	$ 12.18	$ 10.34
Diluted (in usd per share)	$ 12.49	$ 12.11	$ 10.28
Shares used in the calculation of earnings per share:
Basic (in shares)	535	538	570
Diluted (in shares)	538	541	573
Product sales
Revenues:
Total revenues	$ 26,910	$ 24,801	$ 24,297
Other revenues
Revenues:
Total revenues	$ 1,280	$ 1,522	$ 1,682