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Stock Award Plans (Tables) | 12 Months Ended
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Sep. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Summary of option activity | A summary of stock option activity and changes during the year are as follows.
Options | Shares | Weighted Average Exercise Price | Weighted Average Remaining Contractual Term | Aggregate Intrinsic Value (In thousands)
Outstanding at September 30, 2017 | 122,530 |  | $ | 18.64 |  | 2 | $1,839
Exercised | (63,455 | ) | 21.07 |  |  |
Forfeited | (8,015 | ) | 21.02 |  |  |
Outstanding at September 30, 2018 | 51,060 |  | $ | 15.25 |  | 2 | $ | 855 |
Exercisable at at September 30, 2018 | 51,060 |  | $ | 15.25 |  | 2 | $ | 855 |
Schedule of miscellaneous information related to stock options | The table below presents other information regarding stock options.
Year ended September 30, | 2018 | 2017 | 2016
| (In thousands, except fair value of options granted)
Compensation cost for stock options | $ | — |  | $ | — |  | $ | 89 |
Weighted average grant date fair value per stock option | 3.15 |  | 3.06 |  | 2.73 |
Total intrinsic value of options exercised | 908 |  | 2,605 |  | 1,651 |
Grant date fair value of options exercised | 285 |  | 1,328 |  | 1,422 |
Cash received from option exercises | 1,338 |  | 7,238 |  | 9,283 |
Summary of nonvested activity | The following is a summary of activity related to unvested stock options.
Year ended September 30, | 2018 |  | 2017 |  | 2016
Non-vested 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 | — |  | $ | — |  |  | — |  | $ | — |  |  | 69,287 |  | $ | 3.85 |
Vested | — |  | — |  |  | — |  | — |  |  | (62,227 | ) | 3.91 |
Forfeited | — |  | — |  |  | — |  | — |  |  | (7,060 | ) | 3.89 |
Outstanding at end of period | — |  | $ | — |  |  | — |  | $ | — |  |  | — |  | $ | — |
The following table summarizes information about unvested restricted stock activity.
Year ended September 30, | 2018 |  | 2017 |  | 2016
Non-vested Restricted Stock | Outstanding | Weighted Average Fair Value |  | Outstanding | Weighted Average Fair Value |  | Outstanding | Weighted Average Fair Value
Outstanding at beginning of period | 466,681 |  | $ | 18.56 |  |  | 490,363 |  | $ | 16.00 |  |  | 521,302 |  | $ | 15.03 |
Granted | 205,100 |  | 26.11 |  |  | 238,450 |  | $ | 18.89 |  |  | 229,450 |  | 17.20 |
Vested | (198,620 | ) | 16.65 |  |  | (116,878 | ) | 20.95 |  |  | (165,965 | ) | 15.96 |
Forfeited | (12,162 | ) | 27.00 |  |  | (145,254 | ) | 8.56 |  |  | (94,424 | ) | 13.64 |
Outstanding at end of period | 460,999 |  | $ | 22.52 |  |  | 466,681 |  | $ | 18.56 |  |  | 490,363 |  | $ | 16.00 |

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