Capital Stock

12 Months Ended

Sep. 30, 2024

Common Stock, Number of Shares, Par Value and Other Disclosure [Abstract]

Stockholders' Equity Note Disclosure

Capital Stock

Common stock share activity is presented below.

Shares outstanding at September 30, 2021	157,955,433
Vesting of restricted stock units, net of shares withheld for taxes	195,156
Exercise of stock options	36,731
Exercise of employee stock purchase plan instruments	150,909
Settlement of performance-based restricted stock units, net of shares withheld for taxes	160,163
Stock repurchased under buyback program	(2,654,254)
Shares outstanding at September 30, 2022	155,844,138
Vesting of restricted stock units, net of shares withheld for taxes	256,724
Exercise of stock options	110,989
Exercise of employee stock purchase plan instruments	181,483
Settlement of performance-based restricted stock units, net of shares withheld for taxes	193,428
Stock repurchased under buyback program	(714,830)
Shares outstanding at September 30, 2023	155,871,932
Vesting of restricted stock units, net of shares withheld for taxes	207,986
Exercise of stock options	517,839
Exercise of employee stock purchase plan instruments	129,356
Settlement of performance-based restricted stock units, net of shares withheld for taxes	136,846
Stock repurchased under buyback program	(636,789)
Shares outstanding at September 30, 2024	156,227,170

The Company has authorized 60.0 million shares of $0.01 par value preferred stock. The preferred stock may be issued in one or more series and with such designations and preferences for each series as shall be stated in the resolutions providing for the designation and issue of each such series adopted by the Board of Directors of the Company. The Board of Directors is authorized by the Company's articles of incorporation to determine the voting, dividend, redemption and liquidation preferences pertaining to each such series. No shares of preferred stock have been issued by the Company as of September 30, 2024.