Earnings per Share (Tables)

3 Months Ended

Dec. 31, 2023

Earnings Per Share [Abstract]

Schedule of Weighted-Average Shares Outstanding

The following is the reconciliation between the number of weighted-average shares used in the basic and diluted earnings per share calculation:    

	Three Months Ended December 31,
	2023	2022
Basic weighted-average shares outstanding	50.1	51.6
Effect of dilutive securities:
Options, RSE and PRSE awards	0.4	0.3
Total dilutive securities	0.4	0.3
Diluted weighted-average shares outstanding	50.5	51.9

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following weighted-average common shares were excluded from the calculation of diluted earnings per share because the effect of including these awards was antidilutive.

	Three Months Ended December 31,
	2023	2022
Option awards	1.3	1.0
RSE and PRSE awards	0.6	0.6