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Stock Based Compensation (Tables) | 6 Months Ended
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Jun. 30, 2015
Share-based Compensation [Abstract] |
Schedule of Share-based Compensation, Stock Options, Activity [Table text block] | The following summarizes the activity relating to stock options under the plans mentioned above for the six months ended June 30, 2015:
| Number of Options |  | Weighted Average Exercise Price
Outstanding at December 31, 2014 | 3,000 |  |  | $ | 6.40 |
Exercised | (3,000 | ) |  | 6.40 |
Granted | — |  |  | — |
Forfeited | — |  |  | — |
Outstanding at June 30, 2015 | — |  |  | $ | — |
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block] | The following summarizes the status of Restricted Stock and changes during the six months ended June 30, 2015:
| Number of Shares |  | Weighted Average Grant Date Fair Value
Unvested balance at December 31, 2014 | 104,068 |  |  | $ | 10.79 |
Granted | 55,029 |  |  | 24.39 |
Vested | (39,303 | ) |  | 12.12 |
Forfeited | — |  |  | — |
Unvested balance at June 30, 2015 | 119,794 |  |  | $ | 16.60 |

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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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- References No definition available. + Details
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