Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Net income attributable to common shareowners:
Net income attributable to common shareowners	$ 1,709	$ 1,426
Basic weighted average number of shares outstanding	1,329.4	1,462.2
Stock awards and equity units (share equivalent)	7.9	12.0
Diluted weighted average number of shares outstanding	1,337.3	1,474.2
Earnings Per Share attributable to common shareowners:
Earnings Per Share, Basic	$ 1.29	$ 0.98
Earnings Per Share, Diluted	$ 1.28	$ 0.97
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	15.3	4.1