Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2022

Earnings Per Share [Abstract]

Denominator For Basic And Diluted Earnings Per Share

The denominator for basic and diluted earnings per share at December 31, 2022, 2021 and 2020 is as follows:

	2022	2021	2020
Denominator for basic earnings per share—weighted-average shares	240.0	243.8	250.8
Effect of dilutive securities—employee stock options, non-vested restricted stock awards, convertible debentures and equity units	2.8	3.0	3.5
Denominator for diluted earnings per share	242.8	246.8	254.3