Net Income Per Common Share (Tables)

6 Months Ended

Jun. 30, 2024

Earnings Per Share [Abstract]

Calculations For Basic And Diluted Earnings Per Share

The table shows calculations for basic and diluted earnings per share:

(In millions, except per share data)	Three months ended June 30,				Six months ended June 30,
	2024		2023		2024		2023
Numerator:
Net income—basic and diluted	$	312	$	534	$	1,067	$	759
Denominator:
Basic weighted-average common shares outstanding	156.3		157.0		156.6		157.1
Effect of share-based awards:
Stock options	0.7		0.6		0.7		0.8
Nonvested shares	0.5		0.4		0.4		0.4
Diluted weighted-average shares	157.5		158.0		157.7		158.3
Earnings per share:
Basic	$	1.99	$	3.40	$	6.82	$	4.83
Diluted	$	1.98	$	3.38	$	6.77	$	4.80
Number of anti-dilutive share-based awards	1.2		1.5		1.3		1.5