Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2023

Earnings Per Share [Abstract]

Denominator for Basic and Diluted Earnings Per Share

The denominator for basic and diluted earnings per share for the three and six months ended June 30, 2023 and 2022 is as follows:

	Three Months Ended   June 30		Six Months Ended   June 30
	2023	2022	2023	2022
Denominator for basic earnings per share – weighted-average shares	236.6	240.7	237.0	241.0
Effect of dilutive securities – employee stock options, nonvested restricted stock awards and convertible debentures	1.2	2.7	1.7	2.9
Denominator for diluted earnings per share	237.8	243.4	238.7	243.9