Consolidated Balance Sheets (Parenthetical) - $ / shares	Sep. 30, 2022	Sep. 30, 2021
Statement of Financial Position [Abstract]
Preferred stock, par or stated value per share	$ 0.01	$ 0.01
Preferred stock, shares authorized	2,000,000	2,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par or stated value per share	$ 0.01	$ 0.01
Common stock, shares authorized	60,000,000	60,000,000
Common stock, shares, issued	41,950,732	40,653,035
Treasury stock, shares	6,412,812	6,390,645