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Stock Award Plans (Tables) | 12 Months Ended
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Sep. 30, 2023
Share-Based Payment Arrangement [Abstract] |
Schedule of Option Activity | A summary of stock option activity and changes during the year are as follows.
Options | Number of Options | Weighted Average Exercise Price | Weighted Average Remaining Contractual Term (Years) | Aggregate Intrinsic Value (In thousands)
Outstanding at September 30, 2021 | 1,030,323 |  | $ | 29.14 |  | 8 | $ | 5,330 |
Granted | 352,043 |  | 32.49 |  |  |
Exercised | (64,415) |  | 28.16 |  |  |
Forfeited | (180,343) |  | 30.24 |  |  |
Outstanding at September 30, 2022 | 1,137,608 |  | 30.06 |  | 8 | — |
Granted | 779,740 |  | 28.47 |  |  |
Exercised | (35,877) |  | 30.39 |  |  |
Forfeited | (173,646) |  | 30.07 |  |  |
Outstanding at September 30, 2023 | 1,707,825 |  | $ | 29.32 |  | 8 | $ | — |
Exercisable at September 30, 2023 | 318,695 |  | $ | 33.15 |  | 7 | $ | — |
Schedule of Miscellaneous Information Related to Stock Options | The table below presents other information regarding stock options.
Year ended September 30, | 2023 | 2022 | 2021
| (In thousands, except grant date fair value per stock option)
Compensation cost for stock options | $ | 1,875 |  | $ | 1,296 |  | $ | 1,676 |
Weighted average grant date fair value per stock option | 5.91 |  | 5.10 |  | 4.39 |
Total intrinsic value of options exercised | 214 |  | 433 |  | 276 |
Grant date fair value of options exercised | 198 |  | 345 |  | 78 |
Cash received from option exercises | 1,089 |  | 1,823 |  | 339 |
Summary of Nonvested Activity | The following is a summary of activity related to unvested stock options.
Year ended September 30, | 2023 |  | 2022 |  | 2021
Unvested Stock Options | Options Outstanding | Weighted Average Grant Date Fair Value |  | Options Outstanding | Weighted Average Grant Date Fair Value |  | Options Outstanding | Weighted Average Grant Date Fair Value
Outstanding at beginning of period | 981,410 |  | $ | 5.07 |  |  | 1,031,134 |  | $ | 4.39 |  |  | 1,210,689 |  | $ | 4.38 |
Granted | 779,740 |  | 7.11 |  |  | 352,043 |  | 7.18 |  |  | — |  | — |
Vested | (217,695) |  | 6.13 |  |  | (223,387) |  | 5.32 |  |  | — |  | — |
Forfeited | (153,033) |  | 5.38 |  |  | (178,380) |  | 5.02 |  |  | (179,555) |  | 4.31 |
Outstanding at end of period | 1,390,422 |  | $ | 5.93 |  |  | 981,410 |  | $ | 5.07 |  |  | 1,031,134 |  | $ | 4.39 |
The following table summarizes information about unvested restricted stock activity.
Year ended September 30, | 2023 |  | 2022 |  | 2021
Non-vested Restricted Stock | Outstanding | Weighted Average Fair Value |  | Outstanding | Weighted Average Fair Value |  | Outstanding | Weighted Average Fair Value
Outstanding at beginning of period | 489,777 |  | $ | 21.64 |  |  | 522,991 |  | $ | 19.96 |  |  | 409,469 |  | $ | 24.32 |
Granted | 247,966 |  | 26.48 |  |  | 224,593 |  | 25.34 |  |  | 331,344 |  | 17.04 |
Vested | (119,956) |  | 29.87 |  |  | (246,119) |  | 21.34 |  |  | (132,649) |  | 30.64 |
Forfeited | (122,005) |  | 12.16 |  |  | (11,688) |  | 23.96 |  |  | (85,173) |  | 12.94 |
Outstanding at end of period | 495,782 |  | $ | 24.40 |  |  | 489,777 |  | $ | 21.64 |  |  | 522,991 |  | $ | 19.96 |

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