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Stock Based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2017
Stock Based Compensation |
Summary of the activity of the equity incentive plans |
|  | Three Months Ended September 30, |  | Nine Months Ended September 30, |
|  | 2017 |  | 2016 |  | 2017 |  | 2016 |
Restricted stock: |  |  |  |  |  |  |  |  |
Number of shares |  | — |  | — |  | 140,100 |  | 139,225 |
Average per share grant price |  | — |  | — |  | $ | 24.75 |  | $ | 21.74 |
Deferred compensation to be recognized over vesting period |  | — |  | — |  | $ | 3,467,000 |  | $ | 3,027,000 |
Number of non-vested shares: |  |  |  |  |  |  |  |  |
Non-vested beginning of period |  | 612,900 |  | 605,000 |  | 591,750 |  | 538,755 |
Grants |  | — |  | — |  | 140,100 |  | 139,225 |
Vested during period |  | — |  | — |  | (118,450 | ) | (72,730 | )
Forfeitures |  | — |  | (250 | ) | (500 | ) | (500 | )
Non-vested end of period |  | 612,900 |  | 604,750 |  | 612,900 |  | 604,750 |
RSU grants: |  |  |  |  |  |  |  |  |
Number of shares |  | 76,250 |  | — |  | 76,250 |  | — |
Average per share grant price |  | $ | 24.03 |  | — |  | $ | 24.03 |  | — |
Number of non-vested shares: |  |  |  |  |  |  |  |  |
Non-vested beginning of period |  | — |  | 200,000 |  | 200,000 |  | 200,000 |
Grants |  | 76,250 |  | — |  | 76,250 |  | — |
Vested during period |  | — |  | — |  | (113,584 | ) | — |
Forfeitures |  | — |  | — |  | (86,416 | ) | — |
Non-vested end of period |  | 76,250 |  | 200,000 |  | 76,250 |  | 200,000 |
Restricted stock and RSU grants: |  |  |  |  |  |  |  |  |
Average per share value of non-vested shares (based on grant price) |  | $ | 22.89 |  | $ | 18.00 |  | $ | 22.89 |  | $ | 18.00 |
Value of stock vested during the period (based on grant price) |  | $ | — |  | $ | — |  | $ | 3,008,000 |  | $ | 1,177,000 |
Average per share value of shares forfeited during the period (based on grant price) |  | $ | — |  | $ | 21.05 |  | $ | 8.37 |  | $ | 21.05 |
The total charge to operations: Outstanding restricted stock grants |  | $ | 684,000 |  | $ | 639,000 |  | $ | 2,255,000 |  | $ | 1,930,000 |
Outstanding RSUs |  | — |  | 131,000 |  | 86,000 |  | 246,000 |
Total charge to operations |  | $ | 684,000 |  | $ | 770,000 |  | $ | 2,341,000 |  | $ | 2,176,000 |

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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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