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Stock Award Plans (Tables) | 12 Months Ended
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Sep. 30, 2020
Share-based Payment Arrangement [Abstract] |
Summary 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, 2018 | 51,060 |  | $ | 15.25 |  | 2 | $ | 855 |
Granted | 356,343 |  | 28.16 |  |  |
Exercised | (22,975) |  | 12.99 |  |  |
Forfeited | (64,141) |  | 27.96 |  |  |
Outstanding at September 30, 2019 | 320,287 |  | 27.21 |  | 8 | 3,136 |
Granted | 1,043,349 |  | 29.53 |  |  |
Exercised | (8,085) |  | 17.88 |  |  |
Forfeited | (125,827) |  | 30.25 |  |  |
Outstanding at September 30, 2020 | 1,229,724 |  | $ | 28.93 |  | 9 | $ | — |
Exercisable at September 30, 2020 | 19,535 |  | $ | 16.88 |  | 0.5 | $ | 78 |
Schedule of miscellaneous information related to stock options | The table below presents other information regarding stock options.
Year ended September 30, | 2020 | 2019 | 2018
| (In thousands, except grant date fair value per stock option)
Compensation cost for stock options | $ | 1,344 |  | $ | 521 |  | $ | — |
Weighted average grant date fair value per stock option | 4.37 |  | 5.21 |  | 3.15 |
Total intrinsic value of options exercised | 102 |  | 414 |  | 908 |
Grant date fair value of options exercised | 33 |  | 51 |  | 285 |
Cash received from option exercises | 144 |  | 298 |  | 1,338 |
Summary of nonvested activity | The following is a summary of activity related to unvested stock options.
Year ended September 30, | 2020 |  | 2019 |  | 2018
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 | 293,167 |  | $ | 5.33 |  |  | — |  | $ | — |  |  | — |  | $ | — |
Granted | 1,043,349 |  | 4.17 |  |  | 356,343 |  | 5.33 |  |  | — |  | — |
Vested | — |  | — |  |  | — |  | — |  |  | — |  | — |
Forfeited | (125,827) |  | 4.83 |  |  | (63,176) |  | 5.33 |  |  | — |  | — |
Outstanding at end of period | 1,210,689 |  | $ | 4.38 |  |  | 293,167 |  | $ | 5.33 |  |  | — |  | $ | — |
The following table summarizes information about unvested restricted stock activity.
Year ended September 30, | 2020 |  | 2019 |  | 2018
Non-vested Restricted Stock | Outstanding | Weighted Average Fair Value |  | Outstanding | Weighted Average Fair Value |  | Outstanding | Weighted Average Fair Value
Outstanding at beginning of period | 435,838 |  | $ | 23.73 |  |  | 460,999 |  | $ | 22.52 |  |  | 466,681 |  | $ | 18.56 |
Granted | 197,706 |  | 26.24 |  |  | 249,272 |  | 21.41 |  |  | 205,100 |  | 26.11 |
Vested | (205,715) |  | 25.56 |  |  | (159,103) |  | 26.09 |  |  | (198,620) |  | 16.65 |
Forfeited | (18,360) |  | 17.20 |  |  | (115,330) |  | 10.61 |  |  | (12,162) |  | 27.00 |
Outstanding at end of period | 409,469 |  | $ | 24.32 |  |  | 435,838 |  | $ | 23.73 |  |  | 460,999 |  | $ | 22.52 |

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