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Stock Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2016
Employee Stock Option [Member] |
Stock based compensation: |
Activity relating to stock options | The following summarizes the activity relating to stock options under the plans mentioned above for the years ended December 31:
| 2016 |  | 2015 |  | 2014
| Number of Options |  | Wtd. Avg. Exercise Price |  | Number of Options |  | Wtd. Avg. Exercise Price |  | Number of Options |  | Wtd. Avg. Exercise Price
Outstanding - beginning of year | — |  |  | $ | — |  |  | 3,000 |  |  | $ | 6.40 |  |  | 227,750 |  |  | $ | 3.57 |
Granted | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Exercised | — |  |  | — |  |  | (3,000 | ) |  | 6.40 |  |  | (224,750 | ) |  | 3.53 |
Forfeited | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Outstanding - end of year | — |  |  | $ | — |  |  | — |  |  | $ | — |  |  | 3,000 |  |  | $ | 6.40 |
Exercisable at December 31 | — |  |  | $ | — |  |  | — |  |  | $ | — |  |  | 3,000 |  |  | $ | 6.40 |
Vested or expected to vest at December 31 | — |  |  | $ | — |  |  | — |  |  | $ | — |  |  | 3,000 |  |  | $ | 6.40 |
Restricted Stock [Member] |
Stock based compensation: |
Status and changes of restricted stock | The following summarizes the status of Restricted Stock and changes during the years ended December 31:
| 2016 |  | 2015 |  | 2014
| Number of Shares |  | Wtd. Avg. Grant Date Fair Value |  | Number of Shares |  | Wtd. Avg. Grant Date Fair Value |  | Number of Shares |  | Wtd. Avg. Grant Date Fair Value
Unvested - beginning of year | 112,907 |  |  | $ | 16.86 |  |  | 104,068 |  |  | $ | 10.79 |  |  | 98,281 |  |  | $ | 8.91 |
Granted | 122,963 |  |  | 12.59 |  |  | 56,662 |  |  | 24.39 |  |  | 81,763 |  |  | 12.04 |
Vested | (49,183 | ) |  | 14.16 |  |  | (46,629 | ) |  | 11.82 |  |  | (75,976 | ) |  | 10.03 |
Forfeited | (28,426 | ) |  | 15.93 |  |  | (1,194 | ) |  | 24.39 |  |  | — |  |  | — |
Unvested - end of year | 158,261 |  |  | $ | 14.55 |  |  | 112,907 |  |  | $ | 16.86 |  |  | 104,068 |  |  | $ | 10.79 |

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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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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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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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