Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Stock-based Compensation - Restricted Stock Transactions (Details)

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Note 7 - Stock-based Compensation - Restricted Stock Transactions (Details)
9 Months Ended
Jun. 30, 2024
$ / shares
shares
Forfeited, weighted average grant date fair value (in dollars per share) $ 38.13
Weighted-average exercise price, outstanding (in dollars per share) $ 33.83
Restricted Stock [Member]  
Unvested shares, number of shares (in shares) | shares 90,575
Unvested shares, weighted average grant date fair value (in dollars per share) $ 49.92
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period | shares 137,928
Granted, weighted average grant date fair value (in dollars per share) $ 26.53
Vested, number of shares (in shares) | shares (37,569)
Vested, weighted average grant date fair value (in dollars per share) $ 54.35
Forfeited, number of shares (in shares) | shares (4,887)
Forfeited, weighted average grant date fair value (in dollars per share) $ 29.08
Unvested, number of shares (in shares) | shares 186,047
Weighted-average exercise price, outstanding (in dollars per share) $ 31.07