Earnings per share (Tables)

12 Months Ended

Dec. 31, 2023

Earnings Per Share [Abstract]

Computation for Basic and Diluted Earnings per Share

The computations for basic and diluted EPS were as follows (in millions, except per-share data):

	Years ended December 31,
	2023		2022		2021
Income (Numerator):
Net income for basic and diluted EPS	$	6,717	$	6,552	$	5,893
Shares (Denominator):
Weighted-average shares for basic EPS	535		538		570
Effect of dilutive securities	3		3		3
Weighted-average shares for diluted EPS	538		541		573
Basic EPS	$	12.56	$	12.18	$	10.34
Diluted EPS	$	12.49	$	12.11	$	10.28