Net Income Per Share - Schedule of Computation of Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Numerator for Basic and Diluted Earnings Per Share -
Net Income -Basic	$ 1,789	$ 2,023
Net Income - Diluted	$ 1,789	$ 2,023
Denominator for Basic Earnings Per Share -
Weighted Average Shares (in shares)	575	584
Denominator for Diluted Earnings Per Share -
Adjusted Diluted Weighted Average Shares (in shares)	577	587
Net Income Per Share
Basic (in USD per share)	$ 3.11	$ 3.46
Diluted ( in USD per share)	$ 3.10	$ 3.45
Stock Options/SARs/ESPP
Potential Dilutive Common Shares -
Common shares attributable to dilutive effect of share-based payment arrangements (in shares)	1	1
Restricted Stock/Units and Performance Units
Potential Dilutive Common Shares -
Common shares attributable to dilutive effect of share-based payment arrangements (in shares)	1	2