Supplemental Financial Information - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Condensed Cash Flow Statements, Captions [Line Items]
Net earnings allocated to common shares	$ 1,431	$ 1,429	$ 4,113	$ 5,876
Payment of cash taxes			1,180	987
Equity method investments carrying value	175		175
Equity investments without readily determinable fair value	87		87
St. Jude Medical | Equity securities
Condensed Cash Flow Statements, Captions [Line Items]
Investments in mutual funds held in a rabbi trust	$ 291		291
Defined Benefit Plans
Condensed Cash Flow Statements, Captions [Line Items]
Pension contributions			$ 302	$ 362