Earnings per share (Tables)

3 Months Ended

Mar. 31, 2022

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):

	Three months ended March 31,
	2022		2021
Income (Numerator):
Net income for basic and diluted EPS	$	1,476	$	1,646
Shares (Denominator):
Weighted-average shares for basic EPS	548		577
Effect of dilutive securities	3		4
Weighted-average shares for diluted EPS	551		581
Basic EPS	$	2.69	$	2.85
Diluted EPS	$	2.68	$	2.83